﻿// Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.

using System;
using System.IO;
using System.Windows.Forms;

using ClassDiagram;
using ICSharpCode.Core;
using ICSharpCode.SharpDevelop;
using ICSharpCode.SharpDevelop.Commands;
using ICSharpCode.SharpDevelop.Dom;
using ICSharpCode.SharpDevelop.Project;
using System.Xml;

namespace ClassDiagramAddin
{
	public class ShowClassDiagramCommand : AbstractMenuCommand
	{
		public override void Run()
		{
			IProject p = ProjectService.CurrentProject;
			string filename = Path.Combine(p.Directory, p.Name+".cd");
			if (p == null) return;
			/*if (p.IsFileInProject(filename))
			{
				ProjectItem pi = p.Items.Find(
					delegate(ProjectItem pItem)
					{ return pItem.FileName == filename; }
				);
			}
			else*/
			{
				//MessageBox.Show("Creating a new class diagram file named "+"\"+p.Directory+filename);
				ClassCanvas classcanvas = new ClassCanvas();
				
				IProjectContent pc = ParserService.GetProjectContent(p);
				//float x = 20, y = 20;
				//float max_h = 0;
				
				foreach (IClass ct in pc.Classes)
				{
					ClassCanvasItem classitem = ClassCanvas.CreateItemFromType(ct);
					classcanvas.AddCanvasItem(classitem);
				}
				
				classcanvas.AutoArrange();
				XmlDocument xmlDocument = classcanvas.WriteToXml();
				FileUtility.ObservedSave(
					newFileName => SaveAndOpenNewClassDiagram(p, newFileName, xmlDocument),
					filename, FileErrorPolicy.ProvideAlternative
				);
			}
		}

		void SaveAndOpenNewClassDiagram(IProject p, string filename, XmlDocument xmlDocument)
		{
			xmlDocument.Save(filename);
			FileProjectItem fpi = new FileProjectItem(p, ItemType.Content);
			fpi.FileName = filename;
			ProjectService.AddProjectItem(p, fpi);
			ProjectBrowserPad.RefreshViewAsync();
			p.Save();
			FileService.OpenFile(filename);
		}
	}

}
